Icom IC-R8500 - 5-5 Noise Squelch, S-Meter and Center Indicator Adjustment

5-5
NOISE SQUELCH. S-METER AND
CENTER
INDICATOR
ADJUSTMENT
ADJUSTMENT
ADJUSTMENT ADJUSTMENT
CONDITIONS
DOT MATRIX
DISPLAY OPERATION
ENTERING
ADJUSTMENT
SET MODE
•
Connect a terminator
to the (REMOTE)
connector on the rear panel.
•
While
pushing the
^-CH] and [ENT]
switches, turn power
ON.
Push
0123
Push
(2]
to enter RF-B BPF
tuned volteage
set mode; use
(M-CHIMENTI
switches to
select Item.
NOISE
SQUELCH
27
•
Connect an SSG to the antenna con-
nector for
30-2000
MHz and set as:
Frequency ;
173.02000
MHz
Level :
0.13
pV'(-
125 dBm)
Modulation
: 1 kHz
Deviation
:
±
3.5 kHz
«
Receiving
NOISE
7L--'LiL'a
•
Push
and hold the [M-CH).
28
•
Set an
SSG
level
as;
0.4uV*(-115dBm)
NOISE
-P-fh
•
Push and hold the [M-CH].
S-METER 29
•
Set an SSG level
as:
0.4
pV(-
115 dBm)
SIG
S0
•
Push
and
hold
the
[M-CHJ.
30
•
Set
an SSG
level as;
1.3uV*(-105
dBm)
SIG
S0
•
Push and hold the [M-CHj.
31
«
Set an
SSG level
as:
0.79 pV*(- 109 dBm)
•
Push and hold the [M-CHj.
32
•
Set
an
SSG level
as;
2.0uV(-101
dBm)
•
Push and
hold the (M-CH).
33
•
Set an SSG level
as:
3.2uV*(-97
dBm)
SIG
b5
•
Push
and
hold
the (M-CHj.
34
•
Set
an
SSG level as:
3.2uV*(-97dBm)
SIG S5
•
Push
and hold the
[M-CHJ.
35
•
Set an SSG
level
as:
13p.V*(-85 dBm)
SIG S7
«
Push
and hold the
(M-CHj.
36
*
Set an SSG
level
as:
13 pV*
(-85
dBm)
SIG
S7
•
Push
and hold the (M-CH).
37
•
Set an SSG level
as:
50pV*(-73
dBm)
b
I
U b9
•
Push and hold
the [M-CHj.
38
•
Set
an SSG
level
as:
50
mV*
(-73
dBm)
Push and hold
the
[M-CHJ.
39
•
Set an SSG level
as:
500
mV*
(-53
dBm)
SIG S9+20
•
Push
and hold the
(M-CHJ.
40
•
Set an SSG level as:
500iiV*(-53
dBm)
SIG S9+20
•
Push
and
hoW the (M-CH).
41
•
Set an SSG
level
as:
5 mV
(-33
dBm)
SIG
S9+40
•
Push and
hoW the (M-CH).
42
•
Set an SSG
level
as:
5
mV (-33
dBm)
SIG S9+40
•
Push
and hold the (M-CH).
43
•
Set an
SSG
level
as:
50 mV*
(-13
dBm)
SIG S9+60
•
Push and hold the
[M-CH).
44 *
Set
an
SSG
level
as:
50 mV*
(-13
dBm)
SIG
S9+60
•
Push and hold the [M-CHj.
CENTER
INDICATOR
45
•
Set an SSG level as;
32
mV*
(-77 dBm)
WFM
•
Push and hold the
[M-CHJ.
46 Set an
SSG
level
as;
32
mV*
(-77
dBm)
FN
•
Adjust
R60
(MAIN unit) to
the S-meter indicates
maxi-
mum level
(around S9).
•
Push
the (M-CH).
*This
output level of
a standard signal generator
(SSG) is indicated
$SQ‘s
open circuit.
5-9